.mainNav li{margin:0 -3px;}

.main{min-height:800px;}
.main .mainTitle{margin-top:60px;}
.childContentTitle{font-size:18px;color:#999;}
.main .childContent{padding:55px 0;text-align:left;}
.main .childContent:after{content: "020"; display: block; height: 0; clear: both;visibility:hidden;}
.main .childContent .child{display:inline-block;width:163px;*display:inline;*zoom:1; vertical-align:top;margin:30px 20px 0 0;}
.main .childContent .child .childImg{width:163px;height:115px;}
.main .childContent .child .childImg img{width:100%;height:100%;}
.main .childContent .child .childTitle{line-height:18px;padding-top:15px;color:#595757;font-size:12px;}